LXR linux/arch/mips/include/uapi/asm/siginfo.h

   1/*
   2 * This file is subject to the terms and conditions of the GNU General Public
   3 * License.  See the file "COPYING" in the main directory of this archive
   4 * for more details.
   5 *
   6 * Copyright (C) 1998, 1999, 2001, 2003 Ralf Baechle
   7 * Copyright (C) 2000, 2001 Silicon Graphics, Inc.
   8 */
   9#ifndef _UAPI_ASM_SIGINFO_H
  10#define _UAPI_ASM_SIGINFO_H
  11
  12
  13#define __ARCH_SIGEV_PREAMBLE_SIZE (sizeof(long) + 2*sizeof(int))
  14#undef __ARCH_SI_TRAPNO /* exception code needs to fill this ...  */
  15
  16#define HAVE_ARCH_SIGINFO_T
  17
  18/*
  19 * Careful to keep union _sifields from shifting ...
  20 */
  21#if _MIPS_SZLONG == 32
  22#define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int))
  23#elif _MIPS_SZLONG == 64
  24#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
  25#else
  26#error _MIPS_SZLONG neither 32 nor 64
  27#endif
  28
  29#define __ARCH_SIGSYS
  30
  31#include <uapi/asm-generic/siginfo.h>
  32
  33/* We can't use generic siginfo_t, because our si_code and si_errno are swapped */
  34typedef struct siginfo {
  35        int si_signo;
  36        int si_code;
  37        int si_errno;
  38        int __pad0[SI_MAX_SIZE / sizeof(int) - SI_PAD_SIZE - 3];
  39
  40        union {
  41                int _pad[SI_PAD_SIZE];
  42
  43                /* kill() */
  44                struct {
  45                        pid_t _pid;             /* sender's pid */
  46                        __ARCH_SI_UID_T _uid;   /* sender's uid */
  47                } _kill;
  48
  49                /* POSIX.1b timers */
  50                struct {
  51                        timer_t _tid;           /* timer id */
  52                        int _overrun;           /* overrun count */
  53                        char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
  54                        sigval_t _sigval;       /* same as below */
  55                        int _sys_private;       /* not to be passed to user */
  56                } _timer;
  57
  58                /* POSIX.1b signals */
  59                struct {
  60                        pid_t _pid;             /* sender's pid */
  61                        __ARCH_SI_UID_T _uid;   /* sender's uid */
  62                        sigval_t _sigval;
  63                } _rt;
  64
  65                /* SIGCHLD */
  66                struct {
  67                        pid_t _pid;             /* which child */
  68                        __ARCH_SI_UID_T _uid;   /* sender's uid */
  69                        int _status;            /* exit code */
  70                        clock_t _utime;
  71                        clock_t _stime;
  72                } _sigchld;
  73
  74                /* IRIX SIGCHLD */
  75                struct {
  76                        pid_t _pid;             /* which child */
  77                        clock_t _utime;
  78                        int _status;            /* exit code */
  79                        clock_t _stime;
  80                } _irix_sigchld;
  81
  82                /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
  83                struct {
  84                        void __user *_addr; /* faulting insn/memory ref. */
  85#ifdef __ARCH_SI_TRAPNO
  86                        int _trapno;    /* TRAP # which caused the signal */
  87#endif
  88                        short _addr_lsb;
  89                        union {
  90                                /* used when si_code=SEGV_BNDERR */
  91                                struct {
  92                                        void __user *_lower;
  93                                        void __user *_upper;
  94                                } _addr_bnd;
  95                                /* used when si_code=SEGV_PKUERR */
  96                                __u32 _pkey;
  97                        };
  98                } _sigfault;
  99
 100                /* SIGPOLL, SIGXFSZ (To do ...)  */
 101                struct {
 102                        __ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */
 103                        int _fd;
 104                } _sigpoll;
 105
 106                /* SIGSYS */
 107                struct {
 108                        void __user *_call_addr; /* calling user insn */
 109                        int _syscall;   /* triggering system call number */
 110                        unsigned int _arch;     /* AUDIT_ARCH_* of syscall */
 111                } _sigsys;
 112        } _sifields;
 113} siginfo_t;
 114
 115/*
 116 * si_code values
 117 * Again these have been chosen to be IRIX compatible.
 118 */
 119#undef SI_ASYNCIO
 120#undef SI_TIMER
 121#undef SI_MESGQ
 122#define SI_ASYNCIO      -2      /* sent by AIO completion */
 123#define SI_TIMER __SI_CODE(__SI_TIMER, -3) /* sent by timer expiration */
 124#define SI_MESGQ __SI_CODE(__SI_MESGQ, -4) /* sent by real time mesq state change */
 125
 126#include <asm-generic/siginfo.h>
 127
 128#endif /* _UAPI_ASM_SIGINFO_H */
 129